When heat is supplied to a monoatomic gas,it expands at constant pressure. What fraction of the heat supplied is converted into work?

  • A
    $\frac{1}{\gamma}$
  • B
    $\left(1 - \frac{1}{\gamma}\right)$
  • C
    $\gamma - 1$
  • D
    $\left(1 - \frac{1}{\gamma^2}\right)$

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